Alistair MacDonald is a composer, performer and sound artist. He has been designing his own computer-based sound processing instruments/environments for more than 20 years, to create uniquely rich, spatialised music and sound. Often collaborative his work encompasses composing, field recording, live electronics, interactivity and improvisation.  He makes standalone electroacoustic works, music for instruments and voices, music for dance, film and installation. His music is published by Empreintes DIGITALes in Montreal and Leo Records in the UK.